TracyABC

TracyABC

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    Is the earth alone? in search of answers
    1:52

    Is the earth alone? in search of answers

     18.7K  views
    Is Earth Rare?
    1:41

    Is Earth Rare?

     18.5K  views
    Did the Earth ever have rings? 4.5 billion years ago
    1:39

    Did the Earth ever have rings? 4.5 billion years ago

     30.6K  views
    found the third
    1:34

    found the third

     30.7K  views
    The scene after the destruction of the ancient alien world
    1:16

    The scene after the destruction of the ancient alien world

     30.2K  views
    Dawn of the Dark World
    1:30

    Dawn of the Dark World

     32.3K  views
    Mysterious ring in the dark
    1:21

    Mysterious ring in the dark

     37.5K  views
    The first interstellar supernova remnant may be discovered
    1:45

    The first interstellar supernova remnant may be discovered

     41K  views
    Real image from the red planet
    1:33

    Real image from the red planet

     43.5K  views
    Dark and cold! 6 light years away
    1:25

    Dark and cold! 6 light years away

     21.3K  views